1. Species Calyculina clessini Clessin, 1882 accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (unaccepted > junior subjective synonym)
2. Species Calyculina contracta (Prime, 1865) accepted as Musculium transversum (Say, 1829) accepted as Sphaerium transversum (Say, 1829) (unaccepted > junior subjective synonym)
3. Species Calyculina deformis (H. F. Carpenter, 1902) accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (junior synonym)
4. Species Calyculina elevata (Haldeman, 1841) accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (junior synonym)
5. Species Calyculina ferrissii Sterki, 1902 accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (original combination)
6. Species Calyculina hodgsonii Sterki, 1902 accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (junior synonym)
7. Species Calyculina hungarica Hazay, 1880 accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (unaccepted > junior subjective synonym)
8. Species Calyculina japonica Westerlund, 1883 accepted as Sphaerium (Musculium) japonicum (Westerlund, 1883) represented as Sphaerium japonicum (Westerlund, 1883) (unaccepted > superseded combination)
9. Species Calyculina jayensis (Prime, 1852) accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (unaccepted > junior subjective synonym)
10. Species Calyculina lacustris (O. F. Müller, 1774) accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (unaccepted > superseded combination)
11. Species Calyculina partumeia (Say, 1822) accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (unaccepted combination)
12. Species Calyculina raymondi J. G. Cooper, 1892 accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (junior synonym)
13. Species Calyculina rosacea (Prime, 1852) accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (unaccepted > junior subjective synonym)
14. Species Calyculina ryckholti (Normand, 1844) accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (junior synonym)
15. Species Calyculina rykholtii Clessin, 1879 accepted as Musculium lacustre (O. F. Müller, 1774) accepted as Sphaerium lacustre (O. F. Müller, 1774) (invalid; misspelling of ryckholti)
16. Species Calyculina securis (Prime, 1852) accepted as Musculium securis (Prime, 1852) accepted as Sphaerium securis (Prime, 1852) (unaccepted combination)
17. Species Calyculina sphaerica (Prime, 1853) accepted as Musculium securis (Prime, 1852) accepted as Sphaerium securis (Prime, 1852)
18. Species Calyculina transversa (Say, 1829) accepted as Musculium transversum (Say, 1829) accepted as Sphaerium transversum (Say, 1829) (unaccepted > superseded combination)
19. Species Calyculina truncata (Linsley, 1845) accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (junior synonym)
20. Species Calyculina truncata (A. Gould, 1848) accepted as Musculium partumeium (Say, 1822) accepted as Sphaerium (Musculium) partumeium (Say, 1822) represented as Sphaerium partumeium (Say, 1822) (unaccepted > junior subjective synonym)
21. Species Calyculina tasmaniae Clessin, 1879 (uncertain > taxon inquirendum, status in recent literature not researched by editor)

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